JPS5312500B2 - - Google Patents

Info

Publication number
JPS5312500B2
JPS5312500B2 JP11744772A JP11744772A JPS5312500B2 JP S5312500 B2 JPS5312500 B2 JP S5312500B2 JP 11744772 A JP11744772 A JP 11744772A JP 11744772 A JP11744772 A JP 11744772A JP S5312500 B2 JPS5312500 B2 JP S5312500B2
Authority
JP
Japan
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
JP11744772A
Other languages
Japanese (ja)
Other versions
JPS4972221A (enrdf_load_html_response
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP11744772A priority Critical patent/JPS5312500B2/ja
Priority to CA185,806A priority patent/CA1001662A/en
Priority to GB5334473A priority patent/GB1436779A/en
Priority to US417191A priority patent/US3929910A/en
Priority to DE2357844A priority patent/DE2357844C2/de
Priority to FR7341282A priority patent/FR2207110B1/fr
Priority to IT53774/73A priority patent/IT1000113B/it
Publication of JPS4972221A publication Critical patent/JPS4972221A/ja
Publication of JPS5312500B2 publication Critical patent/JPS5312500B2/ja
Expired legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C37/00Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring
    • C07C37/68Purification; separation; Use of additives, e.g. for stabilisation
    • C07C37/70Purification; separation; Use of additives, e.g. for stabilisation by physical treatment
    • C07C37/84Purification; separation; Use of additives, e.g. for stabilisation by physical treatment by crystallisation
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C37/00Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring
    • C07C37/68Purification; separation; Use of additives, e.g. for stabilisation
    • C07C37/685Processes comprising at least two steps in series
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C37/00Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring
    • C07C37/68Purification; separation; Use of additives, e.g. for stabilisation
    • C07C37/70Purification; separation; Use of additives, e.g. for stabilisation by physical treatment
    • C07C37/82Purification; separation; Use of additives, e.g. for stabilisation by physical treatment by solid-liquid treatment; by chemisorption

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
JP11744772A 1972-11-21 1972-11-21 Expired JPS5312500B2 (enrdf_load_html_response)

Priority Applications (7)

Application Number Priority Date Filing Date Title
JP11744772A JPS5312500B2 (enrdf_load_html_response) 1972-11-21 1972-11-21
CA185,806A CA1001662A (en) 1972-11-21 1973-11-14 Process for separating resorcinol from hydroquinone
GB5334473A GB1436779A (en) 1972-11-21 1973-11-16 Process for separating resorcinol from hydroquinone
US417191A US3929910A (en) 1972-11-21 1973-11-19 Process for separating resorcinol from hydroquinone
DE2357844A DE2357844C2 (de) 1972-11-21 1973-11-20 Verfahren zur Abtrennung von Resorcin und Hydrochinon aus ihrem Gemisch
FR7341282A FR2207110B1 (enrdf_load_html_response) 1972-11-21 1973-11-20
IT53774/73A IT1000113B (it) 1972-11-21 1973-11-21 Procedimento per la separazione di resorcinolo ed idrochinone

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11744772A JPS5312500B2 (enrdf_load_html_response) 1972-11-21 1972-11-21

Publications (2)

Publication Number Publication Date
JPS4972221A JPS4972221A (enrdf_load_html_response) 1974-07-12
JPS5312500B2 true JPS5312500B2 (enrdf_load_html_response) 1978-05-01

Family

ID=14711865

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11744772A Expired JPS5312500B2 (enrdf_load_html_response) 1972-11-21 1972-11-21

Country Status (7)

Country Link
US (1) US3929910A (enrdf_load_html_response)
JP (1) JPS5312500B2 (enrdf_load_html_response)
CA (1) CA1001662A (enrdf_load_html_response)
DE (1) DE2357844C2 (enrdf_load_html_response)
FR (1) FR2207110B1 (enrdf_load_html_response)
GB (1) GB1436779A (enrdf_load_html_response)
IT (1) IT1000113B (enrdf_load_html_response)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4355190A (en) * 1978-01-12 1982-10-19 Mitsui Petrochemical Industries, Ltd. Process for recovery of resorcinol from aqueous resorcinol solution containing hydroquinone
DE3037476A1 (de) * 1979-10-09 1981-04-23 Sumitomo Chemical Co., Ltd., Osaka Verfahren zur trennung von resorcin und hydrochinon voneinander bzw. zur abtrennung und reinigung von hydrochinon aus verunreinigtem rohhydrochinon
JPS6050172B2 (ja) * 1979-12-13 1985-11-07 三井化学株式会社 レゾルシン水溶液の処理方法
US4849549A (en) * 1987-12-22 1989-07-18 Indspec Chemical Corporation Process for preparation of resorcinol
JPH10151301A (ja) * 1996-11-26 1998-06-09 Mitsui Chem Inc 混合液から晶析により物質を分離乃至精製する方法
FR2903100B1 (fr) * 2006-06-29 2012-08-03 Rhodia Recherches & Tech Procede de preparation d'hydroquinone purifiee
CN112679320B (zh) * 2019-10-18 2022-10-11 中国石油化工股份有限公司 制备间苯二酚和对苯二酚的方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1980901A (en) * 1931-02-24 1934-11-13 William Blythe & Company Ltd Resolution of mixtures of phenols into their components
US1908817A (en) * 1931-08-03 1933-05-16 Dow Chemical Co Process for isolating and purifying hydroquinone
US2433143A (en) * 1944-11-16 1947-12-23 Monsanto Chemicals Process for recovering phenol from a phenol-resorcinol mixture
US2785205A (en) * 1954-07-01 1957-03-12 Hercules Powder Co Ltd Recovery of phenols
US2862857A (en) * 1954-07-01 1958-12-02 Hercules Powder Co Ltd Azeotropic distillation of monohydric and dihydric phenols

Also Published As

Publication number Publication date
FR2207110A1 (enrdf_load_html_response) 1974-06-14
CA1001662A (en) 1976-12-14
IT1000113B (it) 1976-03-30
JPS4972221A (enrdf_load_html_response) 1974-07-12
DE2357844A1 (de) 1974-06-20
US3929910A (en) 1975-12-30
FR2207110B1 (enrdf_load_html_response) 1977-10-28
GB1436779A (en) 1976-05-26
DE2357844C2 (de) 1983-11-10

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